Home / 1,045,546.51-1,568,413.32-405,835.24

Finding the Fourth Proportional to 1,045,546.51, 1,568,413.32 and 405,835.24

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Solution

The fourth proportional to 1,045,546.51, 1,568,413.32 and 405,835.24 is: 608,789.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,546.51 : 1,568,413.32 = 405,835.24 : x
  2. Step 2: Convert to fraction form
    1,045,546.51/1,568,413.32 = 405,835.24/x
  3. Step 3: Cross multiply
    1,045,546.51x = 1,568,413.32 × 405,835.24
  4. Step 4: Simplify right side
    1,045,546.51x = 636,517,396,141.40
  5. Step 5: Solve for x
    x = 636,517,396,141.40/1,045,546.51
  6. Step 6: Final answer
    x = 608,789.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.